Western Digital 4TB portable Hard Disk now available

Western Digital released its 4TB My Passport Ultra hard drives in US market. The new 4TB portable hard disk features USB 3.0. Hard drive comes with a three-year warranty. The latest WD drive will cost you $140.

WD will also release 4TB My Passport Ultra Metal and My Passport for Mac drives before year end. If you are in US, you can buy the new 4TB My Passport Ultra from Western Digital’s online store.